The player returns to the carnival grounds which were the setting of Mystery Case Files: Madame Fate, an earlier game in the series, in order to help Madame Fate's spirit, and to assist various of the carnival workers who have been imprisoned or trapped.

The player returns to the carnival grounds which were the setting of Mystery Case Files: Madame Fate, an earlier game in the series, in order to help Madame Fate's spirit, and to assist various of the carnival workers who have been imprisoned or trapped.